sunday

Software andproduct boutique

Custom software. With product judgement.

We design, build and launch digital products with AI in every phase. From idea to production.

How we work

Our stack

  • TypeScript
  • React
  • Next.js
  • Node.js
  • Swift
  • Kotlin
  • Python
  • PostgreSQL
  • Neon
  • Railway
  • AWS
  • GCP
  • Stripe
  • App Store
  • Google Play
  • Meta Ads
  • Google Ads
  • Cursor
  • Claude

Sunday

A small studio for building real products.

No layers, no hand-offs: the people who listen to you design and build it.

Building softwareno longer has to beslow, expensive or opaque.

Projects

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Carpooling app in the Canary Islands

Canarigo

Product, design and development end to end. Live on the App Store and Google Play.

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Physiotherapy clinic network

Clínica Atlántica

Scheduling, patient records and automatic reminders.

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Surf school in Lanzarote

Marea Surf School

Online bookings and an AI assistant that answers on WhatsApp.

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Architecture studio

Lava Arquitectos

Internal tool for quotes and site progress tracking.

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Investment fund

Alisio Ventures

Fractional product builder for three of its portfolio startups.

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Logistics and distribution

Puerto Norte

AI reading of delivery notes and less manual typing in the warehouse.

Free tool

How much does your MVP cost?

Work out in two minutes how long it takes to build with AI, which tools you need and what it costs to run.

Open the calculator→

Contact

Got something in the works?

Pick what you need and write to us. We reply within 48 hours.

I need…

Tell us about your project

Leave your details and an idea of what you need. We'll call or write back within 48 hours.

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